Siril 1.4.0 Beta 4

[system]

• Introduction
• Major fixes in beta 4
  • Drizzle and weight handling
  • Bayer matrix handling
  • Stability and robustness
  • Astrometric alignment
  • Other critical fixes
• Significant improvements in beta 4
  • User interface and ergonomics
  • Python scripts and API
  • Sequence and file handling
• Towards the stable release
• What we want from you
• Known bugs

Introduction #

We are pleased to announce the release of Siril 1.4.0 Beta 4, following Beta 3 released back in July . This new version likely represents the final beta before the stable release, as it integrates all the major features planned for Siril 1.4.0.

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This is a companion discussion topic for the original entry at https://siril.org/download/2025-09-28-siril-1-4-0-beta4/

[Graham_Smith (gps1539)]

Awesome work, thanks.

Deep Space Astro just posted a review of Beta 4 on Youtube

🚀 Siril 1.4 Beta 4 – New Features & Changes You Need to Know!